FreeCalypso > hg > freecalypso-tools
view miscutil/fc-vm2hex.c @ 416:30f6d1c32c6f
doc/Flash-boot-defect article removed (no longer relevant)
This article is no longer relevant because the issue in question
only affected one (1) defective FCDEV3B board which was not
and never will be sold.
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Fri, 26 Oct 2018 07:11:08 +0000 |
parents | a72bbc3ace09 |
children |
line wrap: on
line source
/* * This utility converts the old-fashioned (non-AMR) voice memo files * read out of FFS into hex strings that can be analyzed by a human * or further fed to fc-tch2fr. */ #include <sys/types.h> #include <stdio.h> #include <stdlib.h> char *infname; FILE *inf, *outf; static unsigned get_word() { u_char b[2]; int i, c; for (i = 0; i < 2; i++) { c = getc(inf); if (c < 0) { fprintf(stderr, "error: premature EOF in %s\n", infname); exit(1); } b[i] = c; } return((b[1] << 8) | b[0]); } convert_speech_sample() { u_char bytes[34]; int i, dp; unsigned word; dp = 0; for (i = 0; i < 17; i++) { word = get_word(); bytes[dp++] = word >> 8; bytes[dp++] = word; } for (i = 0; i < 33; i++) fprintf(outf, "%02X", bytes[i]); } main(argc, argv) char **argv; { unsigned first_word; if (argc < 2 || argc > 3) { fprintf(stderr, "usage: %s infile [outfile]\n", argv[0]); exit(1); } infname = argv[1]; inf = fopen(infname, "r"); if (!inf) { perror(infname); exit(1); } if (argc > 2) { outf = fopen(argv[2], "w"); if (!outf) { perror(argv[2]); exit(1); } } else outf = stdout; for (;;) { first_word = get_word(); if (first_word == 0xFBFF) /* SC_VM_END_MASK */ break; fprintf(outf, "%04X", first_word); if (first_word & 0x8000) { /* B_VM_SPEECH */ fprintf(outf, " %04X", get_word()); fprintf(outf, " %04X", get_word()); putc(' ', outf); convert_speech_sample(); } putc('\n', outf); } exit(0); }